Chael Sonnen
| Result | Record | Opponent | Method | Event | Date | Round | Time | Location | Notes |
| Loss | 25–11–1 | Anderson Silva | Submission (Triangle Armbar)[1] | UFC 117: Silva vs. Sonnen | August 7, 2010 | 5 | 3:10 | Oakland, California, US | For UFC Middleweight Championship. Fight of the Night. Won "Fight of the Year" at the 2010 World MMA Awards. |
| Win | 25–10–1 | Nate Marquardt | Decision (Unanimous) | UFC 109: Relentless | February 6, 2010 | 3 | 5:00 | Las Vegas, Nevada, US | Fight of the Night |
| Win | 24–10–1 | Yushin Okami | Decision (Unanimous) | UFC 104: Machida vs. Shogun | October 24, 2009 | 3 | 5:00 | Los Angeles, California, US | |
| Win | 23–10–1 | Dan Miller | Decision (Unanimous) | UFC 98: Evans vs. Machida | May 23, 2009 | 3 | 5:00 | Las Vegas, Nevada, US | |
| Loss | 22–10–1 | Demian Maia | Submission (Triangle Choke) | UFC 95: Sanchez vs. Stevenson | February 21, 2009 | 1 | 2:37 | London, England | |
| Win | 22–9–1 | Paulo Filho | Decision (Unanimous) | WEC 36: Faber vs. Brown | November 5, 2008 | 3 | 5:00 | Hollywood, Florida, US | Non-Title Bout as Filho missed weight (189 pounds) |
| Win | 21–9–1 | Bryan Baker | Decision (Unanimous) | WEC 33: Marshall vs. Stann | March 26, 2008 | 3 | 5:00 | Las Vegas, Nevada, US | |
| Loss | 20–9–1 | Paulo Filho | Technical Submission (Armbar) | WEC 31: Faber vs. Curran | December 12, 2007 | 2 | 4:55 | Las Vegas, Nevada, US | For WEC Middleweight Championship |
| Win | 20–8–1 | Kyacey Uscola | TKO (Punches) | SportFight 20: Homecoming | October 27, 2007 | 1 | N/A | Portland, Oregon, US | |
| Win | 19–8–1 | Amar Suloev | TKO (Punches) | Bodog Fight: Alvarez vs. Lee | July 14, 2007 | 2 | 3:33 | Trenton, New Jersey, US | |
| Win | 18–8–1 | Tim McKenzie | Submission (Anaconda Choke) | Bodog Fight: Costa Rica | February 18, 2007 | 1 | 0:13 | Costa Rica | |
| Win | 17–8–1 | Alexey Oleinik | Decision (Unanimous) | Bodog Fight: USA vs. Russia | December 2, 2006 | 3 | 5:00 | Vancouver, British Columbia, Canada | |
| Win | 16–8–1 | Tim Credeur | TKO (Punches) | Bodog Fight: Costa Rica | August 22, 2006 | 1 | 2:18 | Costa Rica | |
| Loss | 15–8–1 | Jeremy Horn | Verbal Submission (Armbar) | UFC 60: Hughes vs. Gracie | May 27, 2006 | 2 | 1:17 | Los Angeles, California, US | |
| Win | 15–7–1 | Trevor Prangley | Decision (Unanimous) | UFC Ultimate Fight Night 4 | April 6, 2006 | 3 | 5:00 | Las Vegas, Nevada, US | Return to Middleweight |
| Loss | 14–7–1 | Renato Sobral | Submission (Triangle Choke) | UFC 55: Fury | October 7, 2005 | 2 | 1:20 | Uncasville, Connecticut, US | UFC Debut. Light Heavyweight bout. |
| Win | 14–6–1 | Tim Williams | KO (Punches) | SF 12: Rumble At The Rose Garden | July 9, 2005 | 1 | 3:59 | Portland, Oregon, US | |
| Win | 13–6–1 | Adam Ryan | TKO (Punches) | Euphoria: USA vs. World | February 26, 2005 | 1 | 3:49 | Atlantic City, New Jersey, US | |
| Loss | 12–6–1 | Terry Martin | TKO (Corner Stoppage) | XFO 4 | December 3, 2004 | 2 | 5:00 | McHenry, Illinois, US | |
| Win | 12–5–1 | Alex Stiebling | Decision (Unanimous) | WEC 12: Halloween Fury 3 | October 21, 2004 | 3 | 5:00 | Lemoore, California, US | |
| Loss | 11–5–1 | Jeremy Horn | Submission (Guillotine Choke) | SF 6: Battleground In Reno | September 23, 2004 | 2 | 2:35 | Reno, Nevada, US | |
| Loss | 11–4–1 | Keiichiro Yamamiya | Decision (Majority) | Pancrase: 2004 NeoBlood Tournament Final | July 25, 2004 | 3 | 5:00 | Tokyo, Japan | |
| Loss | 11–3–1 | Jeremy Horn | TKO (Cut) | EC 57 | May 6, 2004 | 1 | 3:44 | Council Bluffs, Iowa, US | |
| Win | 11–2–1 | Justin Bailey | KO (Flying Knee) | ROTR: Rage On The River | April 17, 2004 | 1 | 2:54 | Redding, California, US | |
| Win | 10–2–1 | Arman Gambaryan | Decision (Unanimous) | Euphoria: Russia vs. USA | March 13, 2004 | 3 | 5:00 | Atlantic City, New Jersey, US | |
| Win | 9–2–1 | Homer Moore | Decision (Unanimous) | ROTR 4.5: Proving Ground | December 27, 2003 | 2 | 5:00 | Hilo, Hawaii, US | |
| Win | 8–2–1 | Greg Curnut | Submission (Strikes) | FCFF: Rumble At Roseland 10 | December 13, 2003 | 1 | 1:07 | Portland, Oregon, US | |
| Win | 7–2–1 | Jason Lambert | Decision | Gladiator Challenge 20 | November 13, 2003 | 3 | 5:00 | Colusa, California, US | |
| Loss | 6–2–1 | Forrest Griffin | Submission (Triangle Choke) | IFC: Global Domination | September 6, 2003 | 1 | 2:25 | Denver, Colorado, US | |
| Draw | 6–1–1 | Akihiro Gono | Draw | Pancrase: Hybrid 2 | February 16, 2003 | 2 | 5:00 | Osaka, Japan | |
| Loss | 6–1 | Trevor Prangley | Submission(Heel Hook) | XFA 5: Redemption | January 25, 2003 | 1 | N/A | West Palm Beach, Florida, US | |
| Win | 6–0 | Justin Hawes | TKO (Punches) | UFCF: Rumble In Rochester | August 24, 2002 | 2 | 0:37 | Rochester, Washington, US | |
| Win | 5–0 | Jesse Ault | Decision (Unanimous) | RFC 1: The Beginning | July 13, 2002 | 3 | 5:00 | Las Vegas, Nevada, US | |
| Win | 4–0 | Scott Shipman | Submission (Choke) | Dangerzone: Caged Heat | April 13, 2002 | 2 | 7:08 | New Town, North Dakota, US | |
| Win | 3–0 | Jesse Ault | Decision (Unanimous) | Dangerzone: Caged Heat | April 13, 2002 | 2 | 5:00 | New Town, North Dakota, US | |
| Win | 2–0 | Jason Miller | Decision (Unanimous) | HFP 1: Rumble On The Reservation | March 30, 2002 | 2 | 5:00 | Anza, California, US | |
| Win | 1–0 | Ben Hailey[1][32] | Decision (Unanimous) | BFV - Battle of Fort Vancouver | May 10, 1997 | 1 | N/A | Vancouver, Washington, US |
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